Use the CURRENT_DATE function to retrieve the current system date as an object of data type DATE. Use SET DATESTYLE to format the display of that date to your liking. See the Section called Data Types in Chapter 3" in Chapter 3, for more information on this variable and available options when setting it.
The following example retrieves the current date:
testdb=# SELECT CURRENT_DATE AS today; today ------------ 2001-10-29 (1 row)